Function normalize_matrix

scripts/eval_math500_benchmark.py:184–215

Helper function to normalize matrices and vectors.

(matrix_str: str)

    return entry

def normalize_matrix(matrix_str: str) -> str:
    """Helper function to normalize matrices and vectors."""
    logger.debug(f"Normalizing matrix input: {repr(matrix_str)}")
    try:
        # Remove all whitespace
        matrix_str = ''.join(matrix_str.split())
        
        # Extract the matrix content
        match = re.match(r'^\\begin\{pmatrix\}(.*?)\\end\{pmatrix\}$', matrix_str)
        if not match:
            return matrix_str
            
        content = match.group(1)
        rows = content.split('\\\\')
        
        # Normalize each entry in each row
        normalized_rows = []
        for row in rows:
            if '&' in row:
                entries = [normalize_matrix_entry(entry) for entry in row.split('&')]
            else:
                entries = [normalize_matrix_entry(row)]
            normalized_rows.append('&'.join(entries))
        
        # Reconstruct the matrix
        result = "\\begin{pmatrix}" + "\\\\".join(normalized_rows) + "\\end{pmatrix}"
        logger.debug(f"Normalized matrix result: {repr(result)}")
        return result
        
    except Exception as e:
        logger.debug(f"Failed to normalize matrix: {str(e)}")
        return matrix_str

def normalize_algebraic_expression(expr: str) -> str:
    """Helper function to normalize algebraic expressions."""